Historical on-time performance
Anchorage to Salt Lake City
2,125 miData through Dec 2025Source: US DOT · BTS
Flights on ANC–SLC arrive on time 66% of the time over the last 12 months.
On-time rate66%arrived within 15 min
p90 delay65 min1 in 10 flights is worse (tail risk)
Cancelled0.0%of scheduled flights
based on 62 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesOn-time66%Medianon timep9065 minCancel0.0%Flights62
Why flights run late
Delay causes
- Airline21%
- Weather0%
- Air traffic (NAS)11%
- Late aircraft68%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly ANC → SLC
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Overnights are the most reliable time of day to fly this route — 81% on time.
- Overnights81% on time · p90 20 min · 226 flights
- Early mornings70% on time · p90 65 min · 109 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 70% to 87% on time.
- Sundays87% on time · p90 15 min · 63 flights · limited
- Fridays84% on time · p90 20 min · 67 flights · limited
- Saturdays70% on time · p90 25 min · 94 flights · limited
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